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Mineral
Mineral, naturally occurring homogeneous solid with a definite chemical composition and a highly ordered atomic arrangement; it is usually formed by inorganic…
Posted inMineral Processing
Sintering
Sintering, the welding together of small particles of metal by applying heat below the melting point. The process…
Posted inMineral Processing
Blast furnace
Blast furnace, a vertical shaft furnace that produces liquid metals by the reaction of a flow of air introduced…
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Surface mining
Surface mining, method of extracting minerals near the surface of the Earth. The three most…
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Hematite
Hematite, also spelled haematite, heavy and relatively hard oxide mineral, ferric oxide (Fe2O3), that constitutes the most important iron ore because…
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Beneficiation
Beneficiation, removal of worthless particles from pulverized metal ore. Ores Iron ores occur in igneous, metamorphic…
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Mineral processing
Mineral processing, art of treating crude ores and mineral products in order to separate the valuable minerals…
Posted inMaterial Science
Natural gas
Natural gas, colourless highly flammable gaseous hydrocarbon consisting primarily of methane and ethane. It is a type of petroleum that commonly occurs…
Posted inMaterial Science
Sintering
Sintering, the welding together of small particles of metal by applying heat below the melting point. The process…
Posted inMaterial Science
Synthetic diamond
Synthetic diamond, man-made diamond that is usually produced by subjecting graphite to very high temperatures and pressures. Synthetic diamond resembles natural…